Last week I used two different textures to 
torture this iso-donut.

The lack of possibilities to store 
intermediate calculations makes this awfully 
slow to render.

I think that I will delay further explorations 
of things like this until I get a faster PC.


Tor Olav
-- 
mailto:tor### [at] hotmailcom
http://www.crosswinds.net/~tok/tokrays.html

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